body {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  margin: 0;
  padding: 0;
  background: #ffffff;
  color: #111;
  line-height: 1.8;
}

header {
  padding: 40px 20px 20px 20px;
  text-align: center;
}

h1 {
  font-size: 28px;
  margin: 0;
  font-weight: normal;
}

.subtitle {
  margin-top: 10px;
  font-size: 14px;
  color: #555;
}

main {
  max-width: 600px;
  margin: 0 auto;
  padding: 30px 20px;
}

ul.index {
  list-style: none;
  padding: 0;
  margin: 0;
}

ul.index li {
  margin: 12px 0;
}

ul.index a {
  text-decoration: none;
  color: #000;
  border-bottom: 1px solid #ccc;
}

ul.index a:hover {
  border-bottom: 1px solid #000;
}

.clinic-link {
  margin-top: 40px;
  font-size: 14px;
}

footer {
  text-align: center;
  padding: 40px 20px;
  font-size: 12px;
  color: #777;
}